Home / 448,088.04-672,899.13-299,284.56

Finding the Fourth Proportional to 448,088.04, 672,899.13 and 299,284.56

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Solution

The fourth proportional to 448,088.04, 672,899.13 and 299,284.56 is: 449,439.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,088.04 : 672,899.13 = 299,284.56 : x
  2. Step 2: Convert to fraction form
    448,088.04/672,899.13 = 299,284.56/x
  3. Step 3: Cross multiply
    448,088.04x = 672,899.13 × 299,284.56
  4. Step 4: Simplify right side
    448,088.04x = 201,388,320,046.43
  5. Step 5: Solve for x
    x = 201,388,320,046.43/448,088.04
  6. Step 6: Final answer
    x = 449,439.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.